public void RenderGlyph(float x, float y, char c, bool isDropShadow)
{
var glyph = fontData.CharSetMapping[c];
if (isDropShadow)
{
x -= (int)(glyph.rect.Width * 0.5f);
y -= (int)(glyph.rect.Height * 0.5f + glyph.yOffset);
}
//note can cast drop shadow offset to int, but then you can't move the shadow smoothly...
if (fontData.dropShadow != null && options.DropShadowActive)
{
fontData.dropShadow.RenderGlyph(
x + (fontData.meanGlyphWidth * options.DropShadowOffset.X + glyph.rect.Width * 0.5f),
y + (fontData.meanGlyphWidth * options.DropShadowOffset.Y + glyph.rect.Height * 0.5f + glyph.yOffset), c, true);
}
if (isDropShadow)
{
GL.Color4(1.0f, 1.0f, 1.0f, options.DropShadowOpacity);
}
else
{
GL.Color4(options.Colour);
}
TexturePage sheet = fontData.Pages[glyph.page];
GL.BindTexture(TextureTarget.Texture2D, sheet.GLTexID);
float tx1 = (float)(glyph.rect.X) / sheet.Width;
float ty1 = (float)(glyph.rect.Y) / sheet.Height;
float tx2 = (float)(glyph.rect.X + glyph.rect.Width) / sheet.Width;
float ty2 = (float)(glyph.rect.Y + glyph.rect.Height) / sheet.Height;
GL.Begin(BeginMode.Quads);
GL.TexCoord2(tx1, ty1); GL.Vertex2(x, y + glyph.yOffset);
GL.TexCoord2(tx1, ty2); GL.Vertex2(x, y + glyph.yOffset + glyph.rect.Height);
GL.TexCoord2(tx2, ty2); GL.Vertex2(x + glyph.rect.Width, y + glyph.yOffset + glyph.rect.Height);
GL.TexCoord2(tx2, ty1); GL.Vertex2(x + glyph.rect.Width, y + glyph.yOffset);
GL.End();
}
public void RenderGlyph(float x, float y, char c, bool isDropShadow)
{
var glyph = fontData.CharSetMapping[c];
//note: it's not immediately obvious, but this combined with the paramteters to
//RenderGlyph for the shadow mean that we render the shadow centrally (despite it being a different size)
//under the glyph
if (isDropShadow)
{
x -= (int)(glyph.rect.Width * 0.5f);
y -= (int)(glyph.rect.Height * 0.5f + glyph.yOffset);
}
RenderDropShadow(x, y, c, glyph);
if (isDropShadow)
{
GL.Color4(1.0f, 1.0f, 1.0f, Options.DropShadowOpacity);
}
else
{
GL.Color4(Options.Colour);
}
TexturePage sheet = fontData.Pages[glyph.page];
GL.BindTexture(TextureTarget.Texture2D, sheet.GLTexID);
float tx1 = (float)(glyph.rect.X) / sheet.Width;
float ty1 = (float)(glyph.rect.Y) / sheet.Height;
float tx2 = (float)(glyph.rect.X + glyph.rect.Width) / sheet.Width;
float ty2 = (float)(glyph.rect.Y + glyph.rect.Height) / sheet.Height;
GL.Begin(PrimitiveType.Quads);
GL.TexCoord2(tx1, ty1); GL.Vertex2(x, y + glyph.yOffset);
GL.TexCoord2(tx1, ty2); GL.Vertex2(x, y + glyph.yOffset + glyph.rect.Height);
GL.TexCoord2(tx2, ty2); GL.Vertex2(x + glyph.rect.Width, y + glyph.yOffset + glyph.rect.Height);
GL.TexCoord2(tx2, ty1); GL.Vertex2(x + glyph.rect.Width, y + glyph.yOffset);
GL.End();
}
/// <summary>
/// Renders the glyph at the position given.
/// </summary>
/// <param name="x">The x.</param>
/// <param name="y">The y.</param>
/// <param name="c">The character to print.</param>
internal void RenderGlyph(float x, float y, char c, QFont font, IList <QVertex> store, Rectangle clippingRectangle)
{
QFontGlyph glyph = font.FontData.CharSetMapping[c];
//note: it's not immediately obvious, but this combined with the paramteters to
//RenderGlyph for the shadow mean that we render the shadow centrally (despite it being a different size)
//under the glyph
if (font.FontData.isDropShadow)
{
x -= (int)(glyph.rect.Width * 0.5f);
y -= (int)(glyph.rect.Height * 0.5f + glyph.yOffset);
}
else
{
RenderDropShadow(x, y, c, glyph, font.FontData.dropShadowFont, ref clippingRectangle);
}
y = -y;
TexturePage sheet = font.FontData.Pages[glyph.page];
float tx1 = (float)(glyph.rect.X) / sheet.Width;
float ty1 = (float)(glyph.rect.Y) / sheet.Height;
float tx2 = (float)(glyph.rect.X + glyph.rect.Width) / sheet.Width;
float ty2 = (float)(glyph.rect.Y + glyph.rect.Height) / sheet.Height;
float vx = x + PrintOffset.X;
float vy = y - glyph.yOffset + PrintOffset.Y;
float vwidth = glyph.rect.Width;
float vheight = glyph.rect.Height;
if (clippingRectangle != default(Rectangle) && ScissorsTest(ref vx, ref vy, ref vwidth, ref vheight, ref tx1, ref ty1, ref tx2, ref ty2, clippingRectangle))
{
return;
}
var tv1 = new Vector2(tx1, ty1);
var tv2 = new Vector2(tx1, ty2);
var tv3 = new Vector2(tx2, ty2);
var tv4 = new Vector2(tx2, ty1);
Vector3 v1 = new Vector3(vx, vy, PrintOffset.Z);
Vector3 v2 = new Vector3(vx, vy - vheight, PrintOffset.Z);
Vector3 v3 = new Vector3(vx + vwidth, vy - vheight, PrintOffset.Z);
Vector3 v4 = new Vector3(vx + vwidth, vy, PrintOffset.Z);
Color color;
if (font.FontData.isDropShadow)
{
color = this.Options.DropShadowColour;
}
else
{
color = this.Options.Colour;
}
Vector4 colour = Helper.ToVector4(color);
store.Add(new QVertex()
{
Position = v1, TextureCoord = tv1, VertexColor = colour
});
store.Add(new QVertex()
{
Position = v2, TextureCoord = tv2, VertexColor = colour
});
store.Add(new QVertex()
{
Position = v3, TextureCoord = tv3, VertexColor = colour
});
store.Add(new QVertex()
{
Position = v1, TextureCoord = tv1, VertexColor = colour
});
store.Add(new QVertex()
{
Position = v3, TextureCoord = tv3, VertexColor = colour
});
store.Add(new QVertex()
{
Position = v4, TextureCoord = tv4, VertexColor = colour
});
}
public void RenderGlyph(float x, float y, char c, bool isDropShadow)
{
var glyph = fontData.CharSetMapping[c];
//note: it's not immediately obvious, but this combined with the paramteters to
//RenderGlyph for the shadow mean that we render the shadow centrally (despite it being a different size)
//under the glyph
if (isDropShadow)
{
x -= (int)(glyph.rect.Width * 0.5f);
y -= (int)(glyph.rect.Height * 0.5f + glyph.yOffset);
}
RenderDropShadow(x, y, c, glyph);
TexturePage sheet = fontData.Pages[glyph.page];
float tx1 = (float)(glyph.rect.X) / sheet.Width;
float ty1 = (float)(glyph.rect.Y) / sheet.Height;
float tx2 = (float)(glyph.rect.X + glyph.rect.Width) / sheet.Width;
float ty2 = (float)(glyph.rect.Y + glyph.rect.Height) / sheet.Height;
var tv1 = new Vector2(tx1, ty1);
var tv2 = new Vector2(tx1, ty2);
var tv3 = new Vector2(tx2, ty2);
var tv4 = new Vector2(tx2, ty1);
var v1 = PrintOffset + new Vector3(x, y + glyph.yOffset, 0);
var v2 = PrintOffset + new Vector3(x, y + glyph.yOffset + glyph.rect.Height, 0);
var v3 = PrintOffset + new Vector3(x + glyph.rect.Width, y + glyph.yOffset + glyph.rect.Height, 0);
var v4 = PrintOffset + new Vector3(x + glyph.rect.Width, y + glyph.yOffset, 0);
Color color = Options.Colour;
if (isDropShadow)
{
color = Color.FromArgb((int)(Options.DropShadowOpacity * 255f), Color.White);
}
if (UsingVertexBuffers)
{
var normal = new Vector3(0, 0, -1);
int argb = Helper.ToRgba(color);
var vbo = VertexBuffers[glyph.page];
vbo.AddVertex(v1, normal, tv1, argb);
vbo.AddVertex(v2, normal, tv2, argb);
vbo.AddVertex(v3, normal, tv3, argb);
vbo.AddVertex(v1, normal, tv1, argb);
vbo.AddVertex(v3, normal, tv3, argb);
vbo.AddVertex(v4, normal, tv4, argb);
}
// else use immediate mode
else
{
GL.Color4(color);
GL.BindTexture(TextureTarget.Texture2D, sheet.GLTexID);
GL.Begin(PrimitiveType.Quads);
GL.TexCoord2(tv1); GL.Vertex3(v1);
GL.TexCoord2(tv2); GL.Vertex3(v2);
GL.TexCoord2(tv3); GL.Vertex3(v3);
GL.TexCoord2(tv4); GL.Vertex3(v4);
GL.End();
GL.BindTexture(TextureTarget.Texture2D, 0);
}
}
